ATSAM3U4EA-AU vs ATSAM3N1CA-AU Comparison
Detailed side-by-side comparison of ATSAM3U4EA-AU by Microchip Technology and ATSAM3N1CA-AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAM3U4EA-AU - 96MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3U4EA-AU ✓ Active
Specification Comparison
| Parameter | ATSAM3U4EA-AU | ATSAM3N1CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Unknown |
| Core Architecture | ARM Cortex-M3 revision 2.0 | — |
| Maximum Clock Speed | 96 MHz | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Flash Memory | 256 KB (dual-bank, 128-bit wide access) | — |
| SRAM | 52 KB | — |
| Memory Protection Unit | Yes (MPU) | — |
| Supply Voltage | 1.62 V to 3.6 V | — |
| Operating Temperature | -40 C to +85 C (industrial) | — |
| Package | 144-pin LQFP (20x20 mm), surface mount | 100-LQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface mount |
| USB | USB 2.0 Full-Speed Device with on-chip PHY | — |
| ADC | [DATA_NEEDED: ADC resolution and channel count] | 10-bit, up to 16 channels |
| CAN | Yes | — |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Product Type | — | 32-bit ARM Cortex-M3 flash microcontroller |
| Maximum CPU Frequency | — | 48 MHz |
| CPU Core | — | ARM Cortex-M3 revision 2.0 |
| Program Memory Size | — | 64KB (64K x 8) |
| RAM Size | — | 8K x 8 |
| Number of I/O | — | 79 |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| Operating Ambient Temperature | — | -40°C to 85°C |
| Package Family | — | LQFP-100 |
| Oscillator Type | — | Internal |
| Packaging | — | Tube |
| System Timer | — | 24-bit SysTick counter |
| Interrupt Controller | — | Nested Vector Interrupt Controller |
| ADC Sampling Rate | — | 384 KSPS |
| Timer/PWM | — | Three-channel 16-bit timer/counter with capture, waveform, compare, and PWM modes |
| Quadrature Decoder | — | 2-bit Gray up/down counter for stepper motor |
| Real-Time Timer | — | 32-bit real-time timer with calendar and alarm |
| REACH Status | — | [DATA_NEEDED: REACH status] |